●8 useful functions help installer
●High resolution LCD screen
●Video test function
●PTZ control and test function
●Output DC12V power to camera
●Video signal attenuation analyzing
●Multi-meter function
●UTP cable test function
●Video generating function
●Updated RS485 data test function
●Support more that 20 kinds of RS485 protocol
●English OSD menu and number buttons
●Powered by power adapter or rechargeable battery
●Longer working time with battery
●Low consumption, battery power status display